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WO2017035674A1 - Mur structural en béton armé à isolation thermique et procédé de fabrication associé - Google Patents

Mur structural en béton armé à isolation thermique et procédé de fabrication associé Download PDF

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Publication number
WO2017035674A1
WO2017035674A1 PCT/CL2015/050037 CL2015050037W WO2017035674A1 WO 2017035674 A1 WO2017035674 A1 WO 2017035674A1 CL 2015050037 W CL2015050037 W CL 2015050037W WO 2017035674 A1 WO2017035674 A1 WO 2017035674A1
Authority
WO
WIPO (PCT)
Prior art keywords
wall
plate
projections
insulating material
molds
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CL2015/050037
Other languages
English (en)
Spanish (es)
Inventor
Ricardo Javier SERPELL CARRIQUIRY
Mauricio Alejandro LÓPEZ CASANOVA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pontificia Universidad Catolica de Chile
Original Assignee
Pontificia Universidad Catolica de Chile
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pontificia Universidad Catolica de Chile filed Critical Pontificia Universidad Catolica de Chile
Priority to PCT/CL2015/050037 priority Critical patent/WO2017035674A1/fr
Publication of WO2017035674A1 publication Critical patent/WO2017035674A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/02Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
    • E04B2/28Walls having cavities between, but not in, the elements; Walls of elements each consisting of two or more parts kept in distance by means of spacers, all parts being solid
    • E04B2/40Walls having cavities between, but not in, the elements; Walls of elements each consisting of two or more parts kept in distance by means of spacers, all parts being solid the walls being characterised by fillings in all cavities in order to form a wall construction
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/72Non-load-bearing walls of elements of relatively thin form with respect to the thickness of the wall
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84Walls made by casting, pouring, or tamping in situ
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84Walls made by casting, pouring, or tamping in situ
    • E04B2/86Walls made by casting, pouring, or tamping in situ made in permanent forms
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/26Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/26Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
    • E04C2/284Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/26Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
    • E04C2/284Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
    • E04C2/288Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating composed of insulating material and concrete, stone or stone-like material

Definitions

  • the present invention relates to a reinforced concrete wall structure system for building envelope up to five stories high that can be built on site or prefabricated, comprising the use of reinforced concrete, a plate of thermal insulating material by the outer face of the wall and covering material for the insulating plate.
  • the placement of the plate is carried out during the mold installation stage, thus saving the subsequent process of installing conventional insulation, the reinforced concrete consists of an optimized structure with a central reinforcement mesh that minimizes the use of reinforcement material and concrete.
  • reinforced concrete is today the most widely used manufactured material in the world, with a production that exceeds 35,000 million tons per year according to estimates based on world cement production (4,000 million tons in 2013, according to the Mineral Commodity Summaries 2014 of the US Geological Survey).
  • these advantages have not been exploited in the construction of medium-rise houses and buildings in which other materials such as wood and masonry have historically dominated.
  • the lack of competitiveness of concrete in houses is due to the fact that the design has not been carried out comprehensively, nor with a focus on the solicitations of this type of buildings with up to five floors. That is to say, the structural, constructive and energetic aspects have been solved in an isolated way, damaging each other and preventing reaching the best global solution.
  • the thermal demands for houses and the lack of workforce require the development of new solutions for more competitive, industrializable envelope walls that combine the scientific advances of building materials and physics with model developments structural and practical field engineering in the optimization of construction procedures.
  • EP2644796 refers to a reinforced reinforced concrete panel combined with a thick layer of insulation and a relatively thin front layer of concrete without reinforcement.
  • the concreted front wall is divided into sections divided by cracking indicators.
  • the indicators are covered by a layer that allows the relative sliding of the blocks.
  • the front wall is covered by a layer of plaster that is reinforced by a fiberglass mesh.
  • document CN104032888 describes a prefabricated panel.
  • Said envelope wall panel comprises an exterior decoration layer, a reinforced concrete layer with fine aggregates, a low density insulation layer and an interior decoration layer that is fixedly connected from the exterior to the interior.
  • the layer with the reinforcing bars is introduced into the thermal insulation layer for the formation of a plate with resistant ribs.
  • the panel further comprises heat insulating pads arranged on the end surfaces of the plate ribs.
  • the panel also has connection elements arranged on the periphery of the external wall panel.
  • the upper part and the lower part of the external wall panel are respectively provided with positioning mechanisms.
  • the upper part of the outer wall panel is provided with hanging rings, and pre-burial accessories are arranged in the outer wall panel.
  • the wall comprises a first mortar layer, a thermal insulation material, a second mortar layer, a finishing panel, and a joint molding.
  • the first layer of mortar is formed on the surface of an external wall made of a concrete retaining wall.
  • the thermal insulation material is attached to the second layer of mortar.
  • the finishing panel consists of a main body and a honeycomb configuration.
  • the main body is formed by a flexed metal plate.
  • the honeycomb configuration is inserted into the main body. The union of molds interposes between the finishing panels.
  • the application WO201 1 136401 describes a sectional construction panel, in which one or more outer projections are formed inside the same, coupling assistants forming the interior and exterior thereof.
  • the panel comprises inner plates with metal slats attached to the outer projections, symmetrically arranged to form an insertion projecting part on the upper side thereof and an insert recess on the lower side thereof.
  • An insulating member having coupling holes is formed in the center of the interior space between the inner and outer plates, where bolt connection plates are arranged, fixed in coupling holes formed in the insulating member. Both ends of the bolt connections are arranged and coupled to the through holes formed in the inner and outer plates.
  • WO2004053252 discloses a composite roof panel composed of a flat or substantially flat roof comprising: a generally flat outer sheet; an internal profiled sheet; and an insulating core between the outer sheet and the inner sheet; the panel having a first overlap portion that extends along one side and a second overlap portion that extends along an opposite side;
  • the inner sheet has a first overlapping inner sheet portion on one side and a second overlapping inner sheet portion on the opposite side, the first overlapping portion is substantially free of insulating core.
  • the side edge of the insulating core in the first overlapping portion has a first inclined wedge face and the side edge of the insulating core in the second overlapping portion has a second inclined wedge face that is directed opposite to the first face of inclined wedge in the first overlapping part.
  • the present invention relates to a concrete wall comprising a plate of thermal insulating material on the outer face for building envelope of up to five floors.
  • the placement of the plate is carried out during the thick construction stage, simultaneously with the installation of the conventional molds of the wall and prior to the emptying of the fresh concrete, thus saving the subsequent insulation installation process.
  • the solution of the present invention allows a speed of execution superior to that of the traditional methods, a greater thermal resistance (reducing the thermal bridges in relation to alternative solutions) and the benefit of taking advantage of the thermal inertia of the concrete inside the building .
  • the outer face of the plate is smooth and is in contact with the inner face of the outer mold of the wall.
  • the inner side of the plate has a relief that fits with the openings between the vertical and horizontal bars that form the reinforcement mesh that is part of the supporting section of the wall and, consequently, the geometry of the insulating plate matches the geometry of said mesh. This allows the generation of a relief superimposed on the inner face of the external mold of the wall, which reduces the amount of concrete mixture required to execute the supporting section of said wall, and at the same time ensures that the mixture used forms a coating of adequate thickness around the rebar.
  • the plate acts as a separator between conventional molds (exterior and interior) and determines the total wall thickness.
  • the insulating material has the total thickness of the wall.
  • a set of these contact areas are in positions that coincide with those of the bolts and / or pins of the molds, which facilitates their installation by means of manual drilling of the plate.
  • the plates are prefabricated, so that the thickness of the insulator can be modified according to the requirement of thermal insulation of the area, without the need to alter the thickness of the supporting section of the wall.
  • the present invention combines the use of thermal, cementitious and concrete insulating materials, together with efficient construction systems around an optimized structural and energy design. It is an integral solution that can adapt to different climatic zones and that has a superior performance to any of the solutions currently in use.
  • the present invention makes it possible to have an envelope wall solution that has a behavior (energetic and structural) similar to existing solutions but with a lower construction cost or term; or, a behavior (energetic and structural) superior to the existing solutions at a similar cost or term.
  • Figure 1 consists of four orthogonal projections and a view of the thermal insulating material plate according to an embodiment of the invention.
  • Figure 2 consists of a view of the foundation or support of the wall and the anchor bars for the assembly of the central reinforcing mesh of the supporting section of the wall according to an embodiment of the invention
  • Figure 3 consists of a view of the assembly of the central reinforcing mesh of the supporting section of the wall according to an embodiment of the invention.
  • Figure 4 consists of a view of the assembly process of a plate of thermal insulation material of the wall of according to an embodiment of the invention
  • Figure 5 consists of a view of the finished assembly of the plates of thermal insulation material of the wall according to an embodiment of the invention
  • Figure 6 consists of a view of the assembly of the molds on both sides of the wall according to an embodiment of the invention.
  • Figure 7 consists of a view of the finished wall and the central reinforcement mesh protruding to anchor an upper level wall or a slab according to an embodiment of the invention.
  • the present invention comprises a wall (1) and the method of manufacturing said wall (1).
  • the wall (1) comprises a plate (2) of thermal insulating material.
  • Said plate preferably rectangular, comprises a flat face (3) which is exposed to the outside of the wall and which in one embodiment of the invention preferably comprises at least two rectangular grooves (4) arranged in parallel on its surface. to the greater dimension of the plate (2), and an internal face (5) which comprises a plurality of protrusions or projections (6), where said projections (6) have a precise fit with the spaces between vertical and horizontal bars that they make up a central reinforcement mesh (7) of the concrete of the supporting section of the wall.
  • minor projections (6a) and major projections (6b) there are preferably two types of projections: minor projections (6a) and major projections (6b), where the height of the minor projections (6a) is defined to the position where the central reinforcement mesh (7) is located, and the height of the major projections (6b) define the thickness of the supporting section of the wall (1).
  • the projections (6) of the plate (2) have a rectangular base, preferably square, and are tapered towards its upper part, ending in a preferably square section in its upper part, of smaller area than the respective base.
  • the major projections (6b) are distributed in vertical and horizontal lines, separated from each other, without being adjacent to each other, as shown in Figure 1.
  • the upper end of the inner face (5a) of the thermal insulating plate (2) has no projections for facilitate the installation of additional rebar in the crowning of the wall.
  • the plate (2) may be made of expanded polystyrene (preferably with a density equal to or greater than 20 [kg / m 3 ]). However, it is possible to use other thermal insulating materials for its preparation, such as polyurethane and other rigid polymeric foams, modifying the thickness of the plate according to the respective thermal conductivities of these materials to achieve a wall of the required thermal resistance.
  • the spacing of the mesh must be respected, preferably a spacing equal to 15 x 15 cm.
  • the first horizontal bar of the central reinforcement mesh (7) of the supporting section of the wall must be at a distance equal to 10.0 cm from a foundation or wall support (8), with a tolerance of ⁇ 1.0 cm .
  • the central reinforcement mesh (7) In situ, the central reinforcement mesh (7) must be installed free of twists and bends. In addition, it must be clean, free of mud, oil or other substances harmful to adhesion with concrete.
  • a plurality of embedded anchor bars (9) are provided, preferably spaced 15 cm apart, and protruding in the projection of the wall (1).
  • the installation of the central reinforcement mesh (7) is carried out in one stage exclusively.
  • the central reinforcement mesh (7) rests on the foundation or support of the wall (8) and is arranged by shoring the vertical reinforcing bars with the anchor bars embedded in said foundation or support (8), to which It should be fixed using preferably annealed wire.
  • a wall tie between the anchor bars (9) and the horizontal bars of the central reinforcement mesh (7) and a double tie between the anchor bars and the respective vertical bars of the reinforcement mesh are recommended.
  • the plates (2) of insulating material are placed on the outer side of the mesh. This procedure is simple, supporting the plate (2) in the foundation or support of the wall (8) and drilling it with a wire, which will be tied to the central reinforcement mesh (7). In this way, the plate is temporarily maintained and, subsequently, it is ensured that the relative position of the central reinforcement mesh (7), plate (2) and mold (10) is correct.
  • the installation of molds (10) can be executed simultaneously to the placement of the plates (2). It is important to mention that the formwork is the one that provides the final stability to the structure before concreting, so it is recommended to perform both procedures together.
  • the configuration of the present invention makes it unnecessary to use spacer tubes, since it is the same thermal insulating plate (2) that ensures the correct finished thickness.
  • After the installation of the molds check the square and correct placement of plate (2). The necessary adjustments are made and the surface of the foundation or support of the wall (8) of particles of thermal insulating material that have been left over after the perforation of the plate is cleaned.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Acoustics & Sound (AREA)
  • Building Environments (AREA)

Abstract

La présente invention concerne un mur structural en béton armé pour une enceinte de construction comptant jusqu'à cinq étages de hauteur à isolation thermique, qui comprend une plaque de matériau isolant thermique qui présente une face plane exposée à la partie extérieure du mur et une face interne qui comprend une pluralité de protubérances ou parties saillantes, et une section porteuse bétonnée, exposée à la partie intérieure du mur et armée par une maille de renfort centrale qui comprend une pluralité de barres verticales et horizontales espacées de façon que les ouvertures entre celles-ci s'adaptent aux parties saillantes de la plaque de matériau isolant thermique ; ainsi que le procédé de fabrication associé.
PCT/CL2015/050037 2015-08-31 2015-08-31 Mur structural en béton armé à isolation thermique et procédé de fabrication associé Ceased WO2017035674A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CL2015/050037 WO2017035674A1 (fr) 2015-08-31 2015-08-31 Mur structural en béton armé à isolation thermique et procédé de fabrication associé

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CL2015/050037 WO2017035674A1 (fr) 2015-08-31 2015-08-31 Mur structural en béton armé à isolation thermique et procédé de fabrication associé

Publications (1)

Publication Number Publication Date
WO2017035674A1 true WO2017035674A1 (fr) 2017-03-09

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Family Applications (1)

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PCT/CL2015/050037 Ceased WO2017035674A1 (fr) 2015-08-31 2015-08-31 Mur structural en béton armé à isolation thermique et procédé de fabrication associé

Country Status (1)

Country Link
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107143055A (zh) * 2017-07-13 2017-09-08 鞠明发 格构式混凝土承重、保温和装饰一体化的墙体及制造方法
CN109610680A (zh) * 2018-11-09 2019-04-12 啄木鸟漆业集团有限公司 内置保温板的墙体构筑方法
CN112160449A (zh) * 2020-10-11 2021-01-01 西南科技大学 一种装配式复合墙体结构及其装配方法
US20220112712A1 (en) * 2020-10-14 2022-04-14 Isaac Walker Construction Block

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4841702A (en) * 1988-02-22 1989-06-27 Huettemann Erik W Insulated concrete building panels and method of making the same
US5797230A (en) * 1994-03-10 1998-08-25 Lassen; Jorgen Element for use in making a reinforced concrete structure with cavities, filler body for making such an element, and method of making a reinforced concrete structure with cavities
WO1998039530A1 (fr) * 1997-03-03 1998-09-11 Santini Daniel E Systeme de construction modulaire
US20090064617A1 (en) * 2007-06-12 2009-03-12 Mighty Wall Industries Corporation Insulated Concrete Wall Section Form
US20100300026A1 (en) * 2007-05-11 2010-12-02 Angelo Candiracci Panel for making a building construction and method of making such panel

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4841702A (en) * 1988-02-22 1989-06-27 Huettemann Erik W Insulated concrete building panels and method of making the same
US5797230A (en) * 1994-03-10 1998-08-25 Lassen; Jorgen Element for use in making a reinforced concrete structure with cavities, filler body for making such an element, and method of making a reinforced concrete structure with cavities
WO1998039530A1 (fr) * 1997-03-03 1998-09-11 Santini Daniel E Systeme de construction modulaire
US20100300026A1 (en) * 2007-05-11 2010-12-02 Angelo Candiracci Panel for making a building construction and method of making such panel
US20090064617A1 (en) * 2007-06-12 2009-03-12 Mighty Wall Industries Corporation Insulated Concrete Wall Section Form

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107143055A (zh) * 2017-07-13 2017-09-08 鞠明发 格构式混凝土承重、保温和装饰一体化的墙体及制造方法
CN109610680A (zh) * 2018-11-09 2019-04-12 啄木鸟漆业集团有限公司 内置保温板的墙体构筑方法
CN112160449A (zh) * 2020-10-11 2021-01-01 西南科技大学 一种装配式复合墙体结构及其装配方法
US20220112712A1 (en) * 2020-10-14 2022-04-14 Isaac Walker Construction Block
US11718985B2 (en) * 2020-10-14 2023-08-08 Isaac Walker Construction block

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